CN204555773U - A kind of special-shaped slot road plate-type heat-pipe - Google Patents
A kind of special-shaped slot road plate-type heat-pipe Download PDFInfo
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- CN204555773U CN204555773U CN201520252142.7U CN201520252142U CN204555773U CN 204555773 U CN204555773 U CN 204555773U CN 201520252142 U CN201520252142 U CN 201520252142U CN 204555773 U CN204555773 U CN 204555773U
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Abstract
The utility model relates to a kind of special-shaped slot road plate-type heat-pipe, this plate-type heat-pipe is in one piece of panel-shaped base body, arrange more than one micro heat pipe passage arranged in parallel, there is in each passage the special-shaped conduit of multiple high capillary attraction, abnormity conduit axial distribution, adjacent teeth tip circle forms capillary narrow slit between angle, described capillary slit width is less than conduit base, and in the groove of channel floor, angle is acute angle.The vacuum seal of passage two ends, has been filled with the working medium of phase-change heat-exchange effect in passage, realize the efficient heat transfer of heat pipe.Described plate-type heat-pipe is extruded by metal integral.Plate-type heat-pipe described in the utility model, its special-shaped groove road has very high capillary attraction, its special structure reduces the frictional resistance of steam to liquid, there is the remarkable advantages such as thermal resistance is low, exchange capability of heat is large, volume is little, lightweight, bearing capacity is strong, manufacturing process is simple, thermal interface is large, may be used for the occasion of the various heat exchange such as solar energy heating, electronic devices and components heat exchange, radiator, recuperation of heat, heat radiation.
Description
Technical field
The utility model relates to phase-change heat transfer technical field, particularly a kind of special-shaped slot road plate-type heat-pipe.
Background technology
Within conduit as capillary wick plate-type heat-pipe due to conduct heat fast, be convenient at larger area uniformly transfer heat, extremely people's concern in fields such as heat radiation, thermal-arrests in recent years.But because in this plate-type heat-pipe, conduit is generally triangle or rectangle, capillary attraction is strong not, and vehicle repair major reverse high-speed motion in same small passage in the course of the work, produce very large liquid-vaqor interface frictional resistance, constrain heat-transfer capability and the heat-transfer effect of heat pipe, and the conduit that can the address these problems processing had is very complicated, limit applying of this product.
Utility model content
The utility model object is: strong not for existing plate-type heat-pipe conduit capillary attraction, in passage, vapour-liquid frictional resistance is large, the technical barriers such as processed complex, a kind of special-shaped slot road plate-type heat-pipe is provided, its processing features adopts monolithic extruded forming method with low cost to process, the capillary attraction of described plate-type heat-pipe conduit is strengthened, and reduce the interface friction resistance of liquid and vapor capacity in passage, thus improve the heat-transfer capability of heat pipe, improve heat-conducting effect, described plate-type heat-pipe is had lightweight, structure is simple, process easy, bearing capacity is strong, the advantages such as placement angle scope is large, to increase the range of application of plate-type heat-pipe.
The technical solution of the utility model is, described special-shaped slot road plate-type heat-pipe, it is characterized in that, this plate-type heat-pipe is in one piece of panel-shaped base body, arrange more than one micro heat pipe passage arranged in parallel, have the special-shaped conduit of multiple high capillary attraction in each passage, special-shaped conduit axial distribution, adjacent teeth tip circle forms capillary narrow slit between angle, described capillary slit width is less than conduit base, and in the groove of channel floor, angle is acute angle.The vacuum seal of passage two ends, has been filled with the working medium of phase-change heat-exchange effect in passage, realize the efficient heat transfer of heat pipe.Described plate-type heat-pipe is extruded by metal integral.
Below the utility model is made and further illustrating.
The width D on conduit base is greater than the width B of the capillary narrow slit formed between adjacent teeth tip circle angle, and the height H of heteromorphic teeth is greater than the width B of capillary narrow slit, and the radius R of tooth top fillet is less than the width B of capillary narrow slit, and in the groove of channel floor, angle α is less than 90
0.
The shape of cross section of described micro heat pipe passage is circle, ellipse, triangle, square, rectangle, trapezoidal, polygon or abnormity.
The micro heat pipe passage of described plate-type heat-pipe can be arranged to a row or multi-row, and each row has more than one passage.
The mode encapsulated described plate-type heat-pipe two end sealed end is welding, glued joint, hot pressing or cold pressing.
The arranged outside of described plate-type heat-pipe has outer fin, and outer fin is arranged on width or the short transverse of described plate-type heat-pipe, and outer fin can arrange simultaneously or only be arranged on one side on the two sides of width or short transverse.
The outer fin of described plate-type heat-pipe is waveform, triangle, trapezoidal, rectangle, dove-tail, zigzag, polygon or abnormity.
Outside described plate-type heat-pipe, corner can be set to fillet or arc smooth transition.
Plate-type heat-pipe described in the utility model is compared with heat pipe of the same type, substantially increase heat-transfer capability, improve heat-conducting effect, its operation principle is: described plate-type heat-pipe in the course of the work, working medium is subject to thermal evaporation at evaporator section, heat is delivered to condensation end by the middle of passage by gas fast, liquid is become after condensation end heat release, liquid sucks conduit by the capillary attraction of capillary narrow slit between special-shaped conduit outside circle angle, then evaporation ends is back to along special-shaped conduit, because in channel floor groove, angle is acute angle, there is during backflow higher capillary attraction.
As known from the above, the utility model is a kind of special-shaped slot road plate-type heat-pipe, and its good effect has:
(1) because there is round-corner transition at the liquid inlet place between special-shaped conduit outside circle angle and form capillary narrow slit, liquid is made to be easy to be inhaled into conduit, and due to channel floor be acute angle, greatly strengthen the capillary attraction of conduit, thus described special-shaped groove road has higher capillary attraction, thus substantially increase heat-transfer capability, improve heat-conducting effect.
(2) because the liquid inlet between special-shaped conduit outside circle angle is narrower than channel floor, form capillary narrow slit, be conducive to vapor-liquid separation during heat pipe work, substantially reduce the interface friction resistance of liquid and vapor capacity in passage, be conducive to the rapid backflow of liquid, thus substantially increase heat-transfer capability, and make the angle of heat pipe passage axial direction and horizontal plane can become very little or realize horizontal positioned, greatly extend the range of application of this kind of plate-type heat-pipe.
(3) because the structure of plate-type heat-pipe described in the utility model adopts the method overall processing of extruding shaping, make heat pipe process easy, dependable performance, greatly reduce the cost of heat pipe.
Accompanying drawing explanation
Fig. 1 is a kind of embodiment cross sectional representation of special-shaped slot road described in the utility model plate-type heat-pipe;
Fig. 2 is the enlarged drawing of special-shaped conduit in Fig. 1;
Fig. 3 is the another kind of embodiment cross sectional representation of special-shaped slot road described in the utility model plate-type heat-pipe;
Fig. 4 is another embodiment cross sectional representation of special-shaped slot road described in the utility model plate-type heat-pipe;
Fig. 5 is the embodiment schematic diagram that special-shaped slot road described in the utility model plate-type heat-pipe has many row's passages;
Fig. 6 is a kind of embodiment cross sectional representation with outer wing of special-shaped slot road described in the utility model plate-type heat-pipe;
Fig. 7 is the embodiment cross sectional representation of the outer wing of the second band of special-shaped slot road described in the utility model plate-type heat-pipe;
Fig. 8 is the embodiment cross sectional representation of the outer wing of the third band of special-shaped slot road described in the utility model plate-type heat-pipe;
Fig. 9 is the embodiment cross sectional representation of the 4th kind of outer wing of band of special-shaped slot road described in the utility model plate-type heat-pipe.
In the drawings:
1-tooth top A fillet, 2-special-shaped conduit, 3-conduit base, 4-tooth top B fillet,
5-passage partition, 6-passage, 7-matrix, 8---heteromorphic teeth,
9-outer side edges, 10-outer wing.
Detailed description of the invention
As shown in Figure 1,5 passages 6 arranged in parallel are had in described plate-type heat-pipe matrix 7, separated by passage partition 5, middle three passages are rectangle, the passage on both sides is provided with circular arc, outer side edges 9 is semicircle, so that monolithic extruded shaping, multiple heteromorphic teeth 8 is provided with in each passage, form special-shaped conduit 2, special-shaped conduit 2 axial distribution, forms capillary narrow slit between tooth top A fillet 1 and tooth top B fillet 4, described capillary slit width is less than conduit base 3, and conduit base 3 is acute angle with angle in the groove of the channel floor of heteromorphic teeth 8.Passage 6 two ends vacuum seal, has been filled with the working medium of phase-change heat-exchange effect in passage 6, realize the efficient heat transfer of heat pipe.Described plate-type heat-pipe is extruded by metal integral, and described passage 6 is microchannel.The operation principle of described plate-type heat-pipe is: in the course of the work, and working medium is at evaporator section by thermal evaporation, and heat is delivered to condensation end mainly through the middle part of passage 6 by air-flow fast, after condensation end heat release, become liquid; Liquid is by multiple special-shaped conduit 2, and the capillary attraction of the capillary narrow slit between tooth top A fillet 1 and tooth top B fillet 4 sucks conduit, is then back to evaporation ends along special-shaped conduit 2, so circulates, and completes the quick transmission of heat.
Fig. 2 is the enlarged drawing of special-shaped conduit 2 in Fig. 1, in figure, B is the width of the capillary narrow slit that tooth top A fillet 1 is formed with tooth top B fillet 4, D is the width on conduit base 3, and H is the height of heteromorphic teeth 8, and R is the radius of tooth top A fillet 1 or tooth top B fillet 4, the size of angle in the groove that α represents channel floor, in the present embodiment, D is greater than B, and H is greater than B and D, R is less than B, and α is less than 90
0.
Fig. 3 is the schematic diagram of another embodiment of the utility model, is right angle transition with Fig. 1 unlike outer side edges 9.
Fig. 4 is the schematic diagram of the another embodiment of the utility model, is also provided with special-shaped conduit with Fig. 1 unlike passage partition both sides.
Fig. 5 is the embodiment that special-shaped slot road described in the utility model plate-type heat-pipe has many row's passages, has three row's passages 3 with Fig. 3 unlike this embodiment.
Fig. 6 is a kind of embodiment with outer wing of the utility model, with the illustrated embodiment of Fig. 1 unlike in the outside of heat pipe with outer wing 10, this outer wing 10 adds heat pipe and the extraneous area carrying out heat exchange, the outer wing 10 of the present embodiment is connected to heat pipe outside width direction, the outer wing 10 of the present embodiment is waveform, and the plate heat tube structure of the outer fin of this band is suitable for doing solar energy heating parts.
Fig. 7 is the embodiment of the outer wing of the utility model the second band, and be arranged on thickness direction outside heat pipe with Fig. 6 unlike this outer wing 10, the shape of outer wing is waveform.
Fig. 8 is the embodiment of the outer wing of the third band of the utility model, is zigzag with Fig. 7 unlike the shape of the outer wing 10 of the present embodiment.
Fig. 9 is the embodiment of the outer wing of the utility model the 4th kind band, is rectangle, and only arranges outer fin in the one side of heat pipe short transverse with Fig. 7 unlike the shape of the outer wing 10 of the present embodiment.
Claims (8)
1. a special-shaped slot road plate-type heat-pipe, it is characterized in that, this plate-type heat-pipe is in one piece of panel-shaped base body, arrange more than one micro heat pipe passage arranged in parallel, there is in each passage the special-shaped conduit of multiple high capillary attraction, abnormity conduit axial distribution, adjacent teeth tip circle forms capillary narrow slit between angle, and described capillary slit width is less than conduit base, and in the groove of channel floor, angle is acute angle; The vacuum seal of passage two ends, has been filled with the working medium of phase-change heat-exchange effect in passage, realize the efficient heat transfer of heat pipe; Described plate-type heat-pipe is extruded by metal integral.
2. special-shaped slot road plate-type heat-pipe according to claim 1, it is characterized in that, the width D on conduit base is greater than the width B of the capillary narrow slit formed between adjacent teeth tip circle angle, the height H of heteromorphic teeth is greater than the width B of capillary narrow slit, the radius R of tooth top fillet is less than the width B of capillary narrow slit, and in the groove of channel floor, angle α is less than 90
0.
3. special-shaped slot road plate-type heat-pipe according to claim 1, is characterized in that, the shape of cross section of described micro heat pipe passage is circle, ellipse, triangle, square, rectangle, trapezoidal, polygon or abnormity.
4. special-shaped slot road plate-type heat-pipe according to claim 1, it is characterized in that, the micro heat pipe passage of described plate-type heat-pipe can be arranged to a row or multi-row, and each row has more than one passage.
5. special-shaped slot road plate-type heat-pipe according to claim 1, is characterized in that, the mode encapsulated the sealed end of described plate-type heat-pipe two end is welding, glued joint, hot pressing or cold pressing.
6. special-shaped slot road plate-type heat-pipe according to claim 1, it is characterized in that, the arranged outside of described plate-type heat-pipe has outer fin, and outer fin is arranged on width or the short transverse of described plate-type heat-pipe, and outer fin can arrange simultaneously or only be arranged on one side on the two sides of width or short transverse.
7. special-shaped slot road plate-type heat-pipe according to claim 1, is characterized in that, the outer fin of described plate-type heat-pipe is waveform, triangle, trapezoidal, rectangle, dove-tail, zigzag, polygon or abnormity.
8. special-shaped slot road plate-type heat-pipe according to claim 1, it is characterized in that, outside described plate-type heat-pipe, corner can be set to fillet or arc smooth transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252142.7U CN204555773U (en) | 2015-04-24 | 2015-04-24 | A kind of special-shaped slot road plate-type heat-pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520252142.7U CN204555773U (en) | 2015-04-24 | 2015-04-24 | A kind of special-shaped slot road plate-type heat-pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204555773U true CN204555773U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520252142.7U Expired - Fee Related CN204555773U (en) | 2015-04-24 | 2015-04-24 | A kind of special-shaped slot road plate-type heat-pipe |
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| CN (1) | CN204555773U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792206A (en) * | 2015-04-24 | 2015-07-22 | 江劲松 | Plate type heat pipe with special-shaped grooves |
| CN106102419A (en) * | 2016-07-29 | 2016-11-09 | 中航光电科技股份有限公司 | A kind of liquid cold plate and manufacture method thereof |
| CN107062707A (en) * | 2016-10-20 | 2017-08-18 | 合肥华凌股份有限公司 | Evaporator and refrigeration plant |
| WO2017177539A1 (en) * | 2016-04-14 | 2017-10-19 | 青岛海尔特种电冰箱有限公司 | Heat conducting plate and method for producing plate body thereof |
| CN110542327A (en) * | 2018-05-29 | 2019-12-06 | 佳世诠股份有限公司 | Flat plate-like heat exchanger and refrigerating apparatus |
-
2015
- 2015-04-24 CN CN201520252142.7U patent/CN204555773U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792206A (en) * | 2015-04-24 | 2015-07-22 | 江劲松 | Plate type heat pipe with special-shaped grooves |
| WO2017177539A1 (en) * | 2016-04-14 | 2017-10-19 | 青岛海尔特种电冰箱有限公司 | Heat conducting plate and method for producing plate body thereof |
| CN106102419A (en) * | 2016-07-29 | 2016-11-09 | 中航光电科技股份有限公司 | A kind of liquid cold plate and manufacture method thereof |
| CN107062707A (en) * | 2016-10-20 | 2017-08-18 | 合肥华凌股份有限公司 | Evaporator and refrigeration plant |
| CN110542327A (en) * | 2018-05-29 | 2019-12-06 | 佳世诠股份有限公司 | Flat plate-like heat exchanger and refrigerating apparatus |
| CN110542327B (en) * | 2018-05-29 | 2021-05-28 | 佳世诠股份有限公司 | Flat plate-like heat exchanger and refrigerating apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 |